fix(cli): handling of concurrent map read/write #6430

Job	Run time
Build docker image	5m 36s
config-e2e	1s
Agent unit tests	1m 27s
CLI unit tests	29s
API Server unit tests	2m 50s
WebUI unit tests	2m 7s
Tracetesting API Server (InMemory)	3m 57s
CLI smoke tests (local)	40s
CLI e2e tests (8, 0)	1m 12s
CLI smoke tests (docker)	45s
WebUI End-to-end tests (1)	2m 40s
CLI e2e tests (8, 1)	1m 16s
WebUI End-to-end tests (2)	3m 34s
Test examples (collector)	44s
CLI e2e tests (8, 2)	1m 36s
WebUI End-to-end tests (3)	2m 37s
Test examples (tracetest-jaeger)	39s
CLI e2e tests (8, 3)	1m 32s
Tracetesting API Server (NATS)	4m 2s
WebUI End-to-end tests (4)	2m 33s
Test examples (tracetest-opensearch)	7m 21s
CLI e2e tests (8, 4)	1m 24s
WebUI End-to-end tests (5)	2m 43s
Test examples (tracetest-tempo)	43s
CLI e2e tests (8, 5)	2m 45s
Test examples (tracetest-provisioning-env)	43s
WebUI End-to-end tests (6)	2m 42s
CLI e2e tests (8, 6)	1m 28s
WebUI End-to-end tests (7)	2m 42s
CLI e2e tests (8, 7)	5m 17s
WebUI End-to-end tests (8)	2m 44s
	1h 10m 49s

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